683443386 has 32 divisors (see below), whose sum is σ = 1520990400. Its totient is φ = 227480400.

The previous prime is 683443363. The next prime is 683443393. The reversal of 683443386 is 683344386.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29361 + ... + 47211.

It is an arithmetic number, because the mean of its divisors is an integer number (47530950).

Almost surely, 2^683443386 is an apocalyptic number.

683443386 is an abundant number, since it is smaller than the sum of its proper divisors (837547014).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

683443386 is a wasteful number, since it uses less digits than its factorization.

683443386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18571 (or 18565 counting only the distinct ones).

The product of its digits is 995328, while the sum is 45.

The square root of 683443386 is about 26142.7501613736. The cubic root of 683443386 is about 880.8477479702.

The spelling of 683443386 in words is "six hundred eighty-three million, four hundred forty-three thousand, three hundred eighty-six".